U.S. flag

An official website of the United States government

Government Website

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Safely connect using HTTPS

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Archived Content

In an effort to keep DHS.gov current, the archive contains outdated information that may not reflect current policy or programs.

DHS Seeks Public Comment on Testing of Biological Sensors in MBTA Subway System

April 30, 2012 — The Department of Homeland Security (DHS) Science and Technology Directorate (S&T) has partnered with the Massachusetts Bay Transportation Authority (MBTA) to test a system of newly developed biological detection sensors at MBTA stations in Cambridge and Somerville this summer.

Attachment Ext. Size Date
DHS Seeks Public Comment on Testing Bio Sensors in MBTA Subway System PDF 243.67 KB
Last Updated: 05/31/2022
Was this page helpful?
This page was not helpful because the content